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• | Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure. |
• | Review Strategy Based Diagnosis for an overview of the diagnostic approach. |
• | Diagnostic Procedure Instructions provides an overview of each diagnostic category. |
Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
---|---|---|---|---|
Folding Mirror Motor Retract Control | 1 | 1 | -- | -- |
Folding Mirror Motor Extend Control | 1 | 1 | -- | -- |
1. Power Folding Mirror Inoperative |
The outside mirror switch controls the power folding or power extending functions of the outside rearview mirrors. The folding mirror motors are controlled by using bi-directional motor controls through the folding mirror motor retract control circuit and the folding mirror motor extend control circuit.
Outside Rearview Mirror Schematics
Outside Mirror Description and Operation
Ignition ON, operate the mirror switch to the fold and extend positions. The outside rearview mirrors should fold and extend.
⇒ | If the test lamp remains OFF during either of the commands, test for a short to voltage, short to ground, or an open/high resistance on either control circuit. If the circuits test normal, replace the S52 Outside Rearview Mirror Switch. |
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
© Copyright Chevrolet. All rights reserved |
© Copyright Chevrolet. All rights reserved |